The OptiMate O-97P12 uses the 12V MagCode® port to provide a short-circuit-proof, self-seeking magnetic battery charger connection. LENGTH: 40″/100cm CONNECTORS: 12V MagCode port to 5/16″ (M8) / 3/8″ (M10) washers CABLE DESCRIPTION: 16AWG (1.32 mm2) SPT2-W FUSE: 15A USE: -40°C/-40°F low-temperature use STYLE: Panel mounting with termination cap.